Mine
public text v1 · immutableBRW = new Browser(parent, SWT.DEFAULT | SWT.BORDER);
GridData gd = new GridData(GridData.FILL_HORIZONTAL);
gd.heightHint = 450;
gd.grabExcessHorizontalSpace = true;
gd.grabExcessVerticalSpace = true;
gd.verticalAlignment = SWT.TOP;
BRW.setLayoutData(gd);